Solution : https://service.sap.com/sap/support/notes/340116 (SAP Service marketplace login required)
Key words :
type reference type optional iv_dialog type /sapapo/boolean, change function module /sapapo/rrp_authority_check, function module /sapapo/rrp_authority_check, additional key words apo, attached source code corrections, call transaction se37, material status, program error, solution implement, import tab
Related Notes :
358491 | Problems w. user-defined check on changeability |
331664 | APO PP/DS: Material status |